/*
 * Copyright Java Operator SDK Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.javaoperatorsdk.operator.support;

import java.util.Objects;

import io.fabric8.kubernetes.api.model.HasMetadata;
import io.javaoperatorsdk.operator.processing.ResourceIDProvider;
import io.javaoperatorsdk.operator.processing.event.ResourceID;

public class ExternalResource implements ResourceIDProvider<String> {

  public static final String EXTERNAL_RESOURCE_NAME_DELIMITER = "#";

  private String id;
  private final String data;

  /**
   * For the case that ide is generated by server
   *
   * @param data to store
   */
  public ExternalResource(String data) {
    this.data = data;
  }

  public ExternalResource(String id, String data) {
    this.id = id;
    this.data = data;
  }

  public String getId() {
    return id;
  }

  public String getData() {
    return data;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;
    ExternalResource that = (ExternalResource) o;
    return Objects.equals(id, that.id) && Objects.equals(data, that.data);
  }

  @Override
  public int hashCode() {
    return Objects.hash(id, data);
  }

  public ResourceID toResourceID() {
    var parts = getId().split(EXTERNAL_RESOURCE_NAME_DELIMITER);
    return new ResourceID(parts[0], parts[1]);
  }

  public static String toExternalResourceId(HasMetadata primary, int i) {
    return primary.getMetadata().getName()
        + EXTERNAL_RESOURCE_NAME_DELIMITER
        + primary.getMetadata().getNamespace()
        + EXTERNAL_RESOURCE_NAME_DELIMITER
        + i;
  }

  public static String toExternalResourceId(HasMetadata primary) {
    return primary.getMetadata().getName()
        + EXTERNAL_RESOURCE_NAME_DELIMITER
        + primary.getMetadata().getNamespace();
  }

  @Override
  public String resourceId() {
    return id;
  }
}
